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What is the name of the smallest planet in our solar system?

A:

Quick Answer

Only a little larger than Earth's moon, Mercury is the smallest of the eight planets in the Solar System and is also the closest to the Sun. With a surface area of 28,879,000 square miles, Mercury's circumference at its equator is 9,525.1 miles.

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Full Answer

In contrast, the Solar System's largest planet, Jupiter, has a surface area of 23,713,907,537 square miles and an equatorial circumference of 272,945.9 miles. For many years, Pluto was considered the system's smallest planet, but it was demoted to dwarf planet status in 2006. The planets in order of size from smallest to largest are Mercury, Mars, Venus, Earth, Neptune, Uranus, Saturn and Jupiter.

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Related Questions

  • Q:

    What is the order of the planets?

    A:

    Beginning with the planet closest to the Sun and moving outward, the order of the planets is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Before its reclassification as a dwarf planet by the International Astronomical Union in 2006, Pluto was considered the ninth and most distant planet.

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  • Q:

    What are the planets in order from smallest to largest?

    A:

    From smallest to largest, the eight planets in the Solar System are Mercury, Mars, Venus, Earth, Neptune, Uranus, Saturn and Jupiter. Pluto used to be the ninth planet in the Solar System, but it was reclassified in August 2006 as a dwarf planet.

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  • Q:

    What are the nine planets in order?

    A:

    The nine planets in order are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and, if it's still considered the ninth planet, Pluto. However, not only has Pluto been demoted to a dwarf planet by some astronomers, but its orbit is so eccentric that there are times when it's closer to the sun than Neptune.

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  • Q:

    What are the names of the nine planets in the solar system?

    A:

    The names of the nine planets in the solar system are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto. However, astronomers have reclassified Pluto as a dwarf planet.

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